Physical and mathematical study of the electroremediation process in a cylindrical cell

Laura García Hernández, Marissa Vargas Ramírez, Victor Reyes Cruz, Alejandro Cruz Ramírez

Producción científica: Capítulo del libro/informe/acta de congresoCapítulorevisión exhaustiva

Resumen

A three dimensions mathematical modeling was developed with COMSOL 3.2 software of an electroremediation cell. The Navier Stokes and Darcy equations were used to model the behavior of the electrolyte and the sand, respectively. The mass balance for hydrogen ion was carried out with Nernst-Planck equation for the anode and soil regions. The main factors that contribute to the hydrogen ion balance were the diffusive flux and electric migration. The mathematical modeling was validated with an experimental arrangement consisted in an electroremediation cell which contains sand as porous medium and water as electrolyte. A potential of 20 V was applied for 24 hours and the pH was measured continuously. The results of the model are in good agreement with those obtained experimentally.

Idioma originalInglés
Título de la publicación alojadaMetastable and Nanostructured Materials IV
EditorialTrans Tech Publications Ltd
Páginas151-156
Número de páginas6
ISBN (versión impresa)9783037851838
DOI
EstadoPublicada - 2011
Publicado de forma externa

Serie de la publicación

NombreMaterials Science Forum
Volumen691
ISSN (versión impresa)0255-5476
ISSN (versión digital)1662-9752

Huella

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